#4143C2#4143C2

#4143C2 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.5% C 0.193 H 275.2°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#4143C2
RGB	rgb(65, 67, 194)
HSL	hsl(239, 51%, 51%)
HSV	hsv(239, 66%, 76%)
CMYK	cmyk(66.5%, 65.5%, 0%, 23.9%)
CIE-LAB	lab(36.05, 39.23, -66.64)
CIE-LCH	lch(36.05, 77.33, 300.49°)
OKLab	oklab(46.48% 0.0175 -0.1923)
OKLCH	oklch(46.48% 0.193 275.2)
XYZ	xyz(13.9215, 9.0319, 52.0382)
Luminance	0.0903 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4143C2 #C2C041

analogous

#4183C2 #4143C2 #7F41C2

triadic

#4143C2 #C24143 #43C241

tetradic

#4143C2 #C24183 #C2C041 #41C27F

square

#4143C2 #C24183 #C2C041 #41C27F

split-complementary

#4143C2 #C27F41 #83C241

monochromatic

#212267 #303296 #4143C2 #6F71D1 #9E9FE0

Accessibility & contrast

On white

7.48

#4143C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#4143C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4143C2

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4143C2	#FFFFFF	#000000	##FFFFFF
##4143C2	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC6

Deuteranopia (green-blind)

#004FC0

Tritanopia (blue-blind)

#00647C

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4143c2;
/* rgb */ color: rgb(65, 67, 194);
/* oklch */ color: oklch(46.5% 0.193 275.2);

Tailwind

colors: {
  custom: {
    50: '#8577d5',
    500: '#4143c2',
    950: '#000000',
  },
}

SCSS

$custom: #4143c2;
$custom-light: #8577d5;
$custom-dark: #000000;

JSON

{
  "hex": "#4143c2",
  "rgb": {
    "r": 65,
    "g": 67,
    "b": 194
  },
  "hsl": {
    "h": 239.07,
    "s": 51.394,
    "l": 50.784
  },
  "oklch": {
    "l": 0.46482,
    "c": 0.19308,
    "h": 275.2
  },
  "luminance": 0.09033
}

Semantic roles & 50–950 ramp

primary

#4143C2

secondary

#CCCB93

accent

#D94DDB

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4143C2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →